<template>
<teleport to="#back">
    <div class="d-flex justify-content-center align-items-center h-100 w-100 loading-container" :style="{backgroundColor: background || ''}">
        <div class="loading-content">
            <div class="spinner-border text-primary" role="status">
                <span class="sr-only">{{ text || 'loading'}}</span>
            </div>
            <p v-if="text" class="text-primary small">{{text}}</p>
        </div>
    </div>
</teleport>
</template>

<script lang="ts">
import {
    defineComponent,
    onUnmounted
} from 'vue'

export default defineComponent({
    props: {
        text: {
            type: String
        },
        background: {
            type: String
        }
    },
    setup() {
        const node = document.createElement('div')
        node.id = 'back'
        document.body.appendChild(node)
        onUnmounted(() => {
            document.body.removeChild(node)
        })
    }
})
</script>

<style>
.loading-container {
    background: rgba(255, 255, 255, .5);
    z-index: 100;
    position: fixed;
    top: 0;
    left: 0;
}

.loading-container {
    text-align: center;
}
</style>
